altos: Switch PWM constants to end up exposing µsec
authorKeith Packard <keithp@keithp.com>
Sun, 10 Jan 2016 23:56:21 +0000 (15:56 -0800)
committerKeith Packard <keithp@keithp.com>
Sun, 10 Jan 2016 23:56:21 +0000 (15:56 -0800)
This changes the constants so the clock runs at 1MHz, making the step
1µsec each. Then make the period 20000 steps, or 20ms for a 50Hz
frequency as before.

Signed-off-by: Keith Packard <keithp@keithp.com>

No differences found